O.K. Isokariari (Nigeria) Limited is a leading Engineering, Procurement, and Construction company with over 50 years of robust experience in civil engineering and building projects. Established in 1970 and incorporated in 1972, the company is recognized for its efficiency, reliability, and value-added services for both government agencies and private clients. Renowned for completing heavy civil engineering projects within budget and on schedule, the company ensures high-quality standards and a commitment to Health, Safety, and Environmental protection. With state-of-the-art equipment including asphalt and mixing plants, quarry operations, and transport fleets the company successfully executes complex infrastructure projects like highways, bridges, and residential areas in compliance with international standards
We are recruiting to fill the position below: Job Title: Project Manager Location: Port Harcourt, Rivers Employment Type: Full-time
Job Description
The Project Manager is a full-time, on-site role based in Port Harcourt, responsible for planning, coordinating, and delivering civil engineering and construction projects from initiation to completion.
This role oversees project scope, schedules, budgets, and resources, ensuring that work is executed in accordance with technical specifications, quality standards, and health, safety, and environmental requirements. Day-to-day tasks include leading project teams, managing contractors and vendors, tracking progress, resolving issues, and preparing regular status reports for stakeholders.
The Project Manager will collaborate closely with engineering, procurement, logistics, and site operations to ensure timely delivery of materials, effective expediting, and smooth execution of construction activities.
The role also involves risk management, change control, and continuous improvement of project management processes and documentation.
Responsibilities
Direct and oversee all on-site construction operations, ensuring seamless coordination between engineering, procurement, QA/QC, and site supervision teams.
Establish baseline execution plans, work breakdown structures (WBS), and resource mobilization schedules in alignment with contract milestones.
Monitor daily site productivity, operational workflows, and schedule adherence across all active project zones.
Manage master project schedules (utilizing Primavera P6 / MS Project), tracking critical path activities and mitigating delay risks proactively.
Implement Earned Value Management (EVM) to analyze schedule variances (SV) and cost variances (CV), enforcing corrective actions where necessary.
Enforce strict operational schedules, including site productivity targets, shift compliance, and milestone delivery.
Manage project budgets, cost-value reconciliations (CVR), cash flow projections, and expenditure control to maximize profitability.
Review interim valuations, subcontractor payment certificates, and client billing applications.
Evaluate site instructions and variation orders, negotiating claims and managing commercial risks effectively.
Enforce strict compliance with company QHSE policies, safety standards, and regulatory statutory requirements across all project sites.
Conduct regular site safety audits and maintain zero-tolerance standards for unsafe working conditions or protocol breaches.
Act as the primary technical and commercial liaison between the company, clients, consultants, and regulatory authorities.
Lead project meetings, provide transparent progress reports to Executive Management, and mentor site engineering personnel.
Qualifications
Bachelor’s Degree or Higher National Diploma (HND) in Civil Engineering, Construction Management, Building, or a related technical discipline. A professional certification (COREN) is a strong advantage.
Minimum of 8–10 years of progressive project management experience in civil engineering, infrastructure, auxiliary construction.
Technical Mastery & Software Proficiency:
Advanced proficiency in project planning tools (Primavera P6 and MS Project).
Comprehensive command of MS Excel for financial reporting, data-driven cost modeling, and progress tracking.
Deep understanding of standard contract forms (FIDIC / Nigerian Standard Building Conditions) and construction methodologies.
Core Competencies:
Strong leadership, conflict resolution, and decision-making capabilities in high-intensity operational environments.
In-depth knowledge of Nigerian labor laws, site statutory compliance, and industrial relations management.
Excellent written and verbal communication skills, with a rigorous, policy-driven approach to accountability and documentation.
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